27100027 has 4 divisors (see below), whose sum is σ = 27112320. Its totient is φ = 27087736.

The previous prime is 27099991. The next prime is 27100033. The reversal of 27100027 is 72000172.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 27100027 - 2⁷ = 27099899 is a prime.

It is a super-2 number, since 2×27100027² = 1468822926801458, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27099977 and 27100013.

It is not an unprimeable number, because it can be changed into a prime (27100037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1828 + ... + 7585.

It is an arithmetic number, because the mean of its divisors is an integer number (6778080).

Almost surely, 2^27100027 is an apocalyptic number.

27100027 is a deficient number, since it is larger than the sum of its proper divisors (12293).

27100027 is an equidigital number, since it uses as much as digits as its factorization.

27100027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12292.

The product of its (nonzero) digits is 196, while the sum is 19.

The square root of 27100027 is about 5205.7686272058. The cubic root of 27100027 is about 300.3700138153.

Adding to 27100027 its reverse (72000172), we get a palindrome (99100199).

The spelling of 27100027 in words is "twenty-seven million, one hundred thousand, twenty-seven".